package org.neuedu.chapter05_0618;

public class MethodDemo06 {
    // 方法重载
    public static void main(String[] args) {
        int num = add(99);
        System.out.println(num);
    }

    public static int add(int num) {
        System.out.println("hello");
        return num * 2;
    }
}
